h1,h2{text-align: center;}
h1{font-size: 20px;color: black;font-family: 宋体;}
h2{font-size: 18px;color: gray;font-family: 宋体;font-weight: bold;line-height: 30px;}
p.presstime{
    font-size: 12px;
    line-height: 30px;
    text-align: center;
}
img{text-align: center;}
p{
    text-indent: 2em;
}